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Publication of FR1160815ApublicationCriticalpatent/FR1160815A/en
B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
B29D19/00—Producing buttons or semi-finished parts of buttons
B29D19/04—Producing buttons or semi-finished parts of buttons by cutting, milling, turning, stamping, or perforating moulded parts; Surface treatment of buttons
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FR1160815D1956-01-141956-10-22
Machine for the automatic production of buttons
ExpiredFR1160815A
(en)